package com.prik.decorator.coffee;

/**
 * @description: 饮料抽象超类
 * @author: prik
 * @create: 2019-07-24
 **/
public abstract class Beverage {


    String description = "未知饮料";

    public String getDescription() {
        return description;
    }

    /**
     * 金额应该用BigDecimal
     *
     * @return
     */
    public abstract double cost();
}